Hi everyone, an thanks for your answers.
There were not two aswers alike, so here there are
abc 2
Condrosarcoma 2
Hidatic cyst 1
Chordoma 1
Agressive haemangioma 1
Plasmocytoma 1
Easiesy to rule out will be hydatic cyst, then we will see. Thank you
again, I will keep you posted
Sorin